#include<stdio.h>
#include<pthread.h>
#define NUM 5
void *print_msg(void *);
int main(){
	pthread_t t1,t2;
	pthread_creat(&t1,NULL,print_msg,(void *)"hello");
	pthread_creat(&t2,NULL,print_msg,(void *)"world\n");
	pthread_join(t1,NULL);
	

